masticatory

American  

[mas-ti-kuh-tawr-ee, -tohr-ee] / ˈmæs tɪ kəˌtɔr i, -ˌtoʊr i /

adjective

1. of, relating to, or used in or for mastication.

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noun

PLURAL

masticatories

1. Pharmacology.  a medicinal substance to be chewed, as to promote the secretion of saliva.

masticatory British  

/ -trɪ, ˈmæstɪkətərɪ /

adjective

1. of, relating to, or adapted to chewing

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noun

1. obsolete  a medicinal substance chewed to increase the secretion of saliva

Other Word Forms

• unmasticatory adjective

Etymology

Origin of masticatory

From the New Latin word masticātōrius, dating back to 1605–15. See masticate, -tory ¹

Example Sentences

And rotifers also have a specialized masticatory apparatus -- "teeth" -- that the team hypothesized could grind microplastics into smaller particles.

From Science Daily

Intriguingly, roasting meat actually increased the masticatory force required.

From Economist

Homo erectus, the first hominin to even begin to approach modern humans in stature, brain size and masticatory apparatus, appeared around 1.5 million years earlier than that.

From Nature

That’s an entire month spent not chewing — presumably enough to explain the reduction in tooth size and masticatory muscle mass of H. erectus compared with earlier, more masticatory species, as well as the increase in brain size allowed by the release of more nutrients.

From Nature

One sign that cooking shaped our ancestors’ genomes as well as our guts is that humans, Neandertals, and Denisovans all have lost a masticatory myosin gene, MYH16, that helps build strong chewing muscles in the jaws of chimps.

From Science Magazine